Home / 127,511.02-191,256.80-44,405.02

Finding the Fourth Proportional to 127,511.02, 191,256.80 and 44,405.02

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Solution

The fourth proportional to 127,511.02, 191,256.80 and 44,405.02 is: 66,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,511.02 : 191,256.80 = 44,405.02 : x
  2. Step 2: Convert to fraction form
    127,511.02/191,256.80 = 44,405.02/x
  3. Step 3: Cross multiply
    127,511.02x = 191,256.80 × 44,405.02
  4. Step 4: Simplify right side
    127,511.02x = 8,492,762,029.14
  5. Step 5: Solve for x
    x = 8,492,762,029.14/127,511.02
  6. Step 6: Final answer
    x = 66,604.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.